Printed HF MIFARE DESFire® Light Contactless RFID Cards are fully compliant with the contactless proximity smart card protocol according to ISO/IEC14443-A and ISO/IEC 7816-4 communication frames making it compatible with the majority of existing contactless infrastructure devices and with NFC devices .640 bytes user memory and equivalent to available user memory on legacy MIFARE® Classic 1 kB product,File system compliant with MIFARE DESFire®EV2 system also can be configured as an NFC Forum NFC Type Tag 4 ,Custom printing ,serial number, barcode ,signature ,magnetic strip is available.